3) sucker-rod string
抽油杆杆柱
4) rod string
抽油杆柱
1.
The abrasion mechanism and cause analysis for straight well rod string;
直井抽油杆柱磨损机理及原因
2.
The dynamics simulation of rotating rod string in well bore;
井筒内旋转抽油杆柱动力学仿真
3.
A three-dimensional dynamic simulation model of rod string in actual borehole was established based on the characteristics of actual well track and system dynamics theory.
根据实际井眼轨迹的特征及系统动力学理论建立了抽油杆柱在实际井眼中的动态仿真模型。
5) sucker rod string
抽油杆柱
1.
Prediction of serious abrasion position and mechanism of uneven abrasion between sucker rod string and tubing;
抽油杆柱与油管偏磨机理及偏磨点位置预测
2.
Velocity distribution model of annular flow and computing model of liquid friction of the sucker rod string were established according to constitutive equation and momentum conservation equation of the power law fluid of polymer flooding rod pumping systems.
应用幂律流体本构方程和动量守衡方程,建立了抽油机井杆管环空幂律流体速度分布规律与杆柱液体摩擦力的计算模型,以此为基础建立了聚合物驱抽油杆柱纵向振动仿真的非线性波动方程。
3.
According to working characteristics of a surface driving screw pump system,torsion load and axial force of sucker rod string which is analyzed and calculated in this article.
结合螺杆泵抽油系统的工作特点,对抽油杆柱的扭转载荷与轴向载荷进行了分析和计算,结合第四强度理论,对杆柱强度条件进行了分析。
6) rod buckling
杆柱屈曲
1.
The principle of rod buckling and the eccentric wearing status of rod were analyzed.
对杆柱屈曲的原因、规律和偏磨状态以及偏磨机理进行了分析,研制并应用聚合物驱低摩阻柱塞泵解决了摩阻小、漏失量也小的难题。
补充资料：天柱山天柱峰
天柱山天柱峰
天柱峰又称为皖伯尖，万山尖。《道书》称为司命真人发祥所都，海拔1488.4米，孤立晴宵，顶天立地，石骨嶙峋，峭立如柱。五指、莲花、天池、含珠、飞来、月华诸峰拱卫左右，奇松、怪石、云海、佛光、各领风骚。李白《江上望皖公山》诗云：“奇峰出奇云，秀水含秀气。”白居易《题天柱峰》诗云：“天柱一峰擎日月，洞门千仞锁云雷。”
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